213683708

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 459188352

約数和(自身を除く): 245504644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 107, 161, 196, 214, 322, 428, 443, 644, 749, 886, 1127, 1498, 1772, 2254, 2461, 2996, 3101, 4508, 4922, 5243, 6202, 9844, 10189, 10486, 12404, 17227, 20378, 20972, 21707, 34454, 40756, 43414, 47401, 68908, 71323, 86828, 94802, 120589, 142646, 189604, 241178, 285292, 331807, 482356, 499261, 663614, 998522, 1090223, 1327228, 1997044, 2180446, 2322649, 4360892, 4645298, 7631561, 9290596, 15263122, 30526244, 53420927, 106841854, 213683708]

約数ペア:

[(1, 213683708), (2, 106841854), (4, 53420927), (7, 30526244), (14, 15263122), (23, 9290596), (28, 7631561), (46, 4645298), (49, 4360892), (92, 2322649), (98, 2180446), (107, 1997044), (161, 1327228), (196, 1090223), (214, 998522), (322, 663614), (428, 499261), (443, 482356), (644, 331807), (749, 285292), (886, 241178), (1127, 189604), (1498, 142646), (1772, 120589), (2254, 94802), (2461, 86828), (2996, 71323), (3101, 68908), (4508, 47401), (4922, 43414), (5243, 40756), (6202, 34454), (9844, 21707), (10189, 20972), (10486, 20378), (12404, 17227)]